A major

American  

[ay may-jer] / ˈeɪ ˈmeɪ dʒər /

noun

1. Music. the key that has A as the tonic or first note of its scale and is represented by a key signature having three sharps.

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Example Sentences

See Examples For:

A major

A major U.S. outbreak in 1996 was traced back to raspberries from Guatemala.

From The Wall Street Journal ● Jul. 23, 2026

A major genomic analysis is changing scientists' understanding of koala evolution.

From Science Daily ● Jul. 17, 2026

A major heat wave across Southern California’s interior is expected to push temperatures into the triple digits this week, further elevating the fire threat and raising concerns about health risks.

From Los Angeles Times ● Jul. 13, 2026

A major outage at Australia's largest telecommunications company has led to cancelled train services, left thousands of customers without mobile coverage, and sparked an investigation into emergency calls that were not connected.

From BBC ● Jul. 8, 2026

The major scale beginning a perfect fourth below D major is A major.

From "Understanding Basic Music Theory" by Catherine Schmidt-Jones and Russel Jones